Home / 1,259,894.62-1,889,849.04-313,265.44

Finding the Fourth Proportional to 1,259,894.62, 1,889,849.04 and 313,265.44

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Solution

The fourth proportional to 1,259,894.62, 1,889,849.04 and 313,265.44 is: 469,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,894.62 : 1,889,849.04 = 313,265.44 : x
  2. Step 2: Convert to fraction form
    1,259,894.62/1,889,849.04 = 313,265.44/x
  3. Step 3: Cross multiply
    1,259,894.62x = 1,889,849.04 × 313,265.44
  4. Step 4: Simplify right side
    1,259,894.62x = 592,024,391,049.18
  5. Step 5: Solve for x
    x = 592,024,391,049.18/1,259,894.62
  6. Step 6: Final answer
    x = 469,899.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.